// Bande dessinee

function affBd(m,b)
{
	var i=0;
	while (i<b){
		var i=i+1;
		document.getElementById('bdImg'+i).style.display='none';
	}
	document.getElementById('bdImg'+m).style.display='block';
}

function affHisto(m,b)
{
	var i=0;
	while (i<b){
		var i=i+1;
		document.getElementById('histo'+i).style.display='none';
	}
	document.getElementById('histo'+m).style.display='block';
}